001 /* Copyright (c) 2002 Graz University of Technology. All rights reserved. 002 * 003 * Redistribution and use in source and binary forms, with or without 004 * modification, are permitted provided that the following conditions are met: 005 * 006 * 1. Redistributions of source code must retain the above copyright notice, 007 * this list of conditions and the following disclaimer. 008 * 009 * 2. Redistributions in binary form must reproduce the above copyright notice, 010 * this list of conditions and the following disclaimer in the documentation 011 * and/or other materials provided with the distribution. 012 * 013 * 3. The end-user documentation included with the redistribution, if any, must 014 * include the following acknowledgment: 015 * 016 * "This product includes software developed by IAIK of Graz University of 017 * Technology." 018 * 019 * Alternately, this acknowledgment may appear in the software itself, if 020 * and wherever such third-party acknowledgments normally appear. 021 * 022 * 4. The names "Graz University of Technology" and "IAIK of Graz University of 023 * Technology" must not be used to endorse or promote products derived from 024 * this software without prior written permission. 025 * 026 * 5. Products derived from this software may not be called 027 * "IAIK PKCS Wrapper", nor may "IAIK" appear in their name, without prior 028 * written permission of Graz University of Technology. 029 * 030 * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESSED OR IMPLIED 031 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 032 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 033 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE LICENSOR BE 034 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, 035 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 036 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, 037 * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON 038 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 039 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 040 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 041 * POSSIBILITY OF SUCH DAMAGE. 042 */ 043 044 package demo.pkcs.pkcs11; 045 046 import java.io.FileInputStream; 047 import java.io.FileOutputStream; 048 import java.io.InputStream; 049 import java.io.OutputStream; 050 import java.security.Security; 051 052 import iaik.asn1.structures.AlgorithmID; 053 import iaik.pkcs.pkcs7.EnvelopedDataStream; 054 import iaik.pkcs.pkcs7.RecipientInfo; 055 import iaik.security.provider.IAIK; 056 import iaik.x509.X509Certificate; 057 058 059 060 /** 061 * This helper class encrypts the given data using TrippleDES and encrypts the 062 * symmetric key using the public key in the given certificate. 063 * 064 * @author <a href="mailto:Karl.Scheibelhofer@iaik.at"> Karl Scheibelhofer </a> 065 * @version 0.1 066 * @invariants 067 */ 068 public class EncryptPKCS7EnvelopedData { 069 070 public static void main(String[] args) { 071 if (args.length != 3) { 072 printUsage(); 073 System.exit(1); 074 } 075 076 try { 077 Security.addProvider(new IAIK()); 078 079 System.out.println("Encrypting data from file: " + args[0]); 080 InputStream dataInputStream = new FileInputStream(args[0]); 081 082 EnvelopedDataStream envelopedData = new EnvelopedDataStream(dataInputStream, AlgorithmID.des_EDE3_CBC); 083 084 System.out.println("using recipient certificate from: " + args[1]); 085 InputStream certificateInputStream = new FileInputStream(args[1]); 086 087 X509Certificate recipientCertificate = new X509Certificate(certificateInputStream); 088 System.out.println("which is: "); 089 System.out.println(recipientCertificate.toString(true)); 090 091 092 RecipientInfo recipient = new RecipientInfo(recipientCertificate, AlgorithmID.rsaEncryption); 093 094 envelopedData.setRecipientInfos(new RecipientInfo[] { recipient } ); 095 096 System.out.println("writing enveloped data to: " + args[2]); 097 OutputStream envelopedDataOutputStream = new FileOutputStream(args[2]); 098 envelopedData.writeTo(envelopedDataOutputStream); 099 100 } catch (Throwable thr) { 101 thr.printStackTrace(); 102 } 103 } 104 105 public static void printUsage() { 106 System.out.println("Usage: EncryptPKCS7EnvelopedData <data to encrypt file> <recipient certificate> <PKCS#7 enveloped data file>"); 107 System.out.println(" e.g.: EncryptPKCS7EnvelopedData contentData.dat recipientCertificte.der envelopedData.p7"); 108 } 109 110 111 }